<clickhouse>
    <remote_servers>
        <simple_cluster>
            <shard>
                <replica>
                    <host>node_0</host>
                    <port>9000</port>
                </replica>
                <replica>
                    <host>node_1</host>
                    <port>9000</port>
                </replica>
                <replica>
                    <host>node_2</host>
                    <port>9000</port>
                </replica>
            </shard>
        </simple_cluster>

        <cluster_non_existent_port>
            <shard>
                <replica>
                    <host>node_0</host>
                    <port>9000</port>
                </replica>
            </shard>
            <shard>
                <replica>
                    <host>node_1</host>
                    <port>19000</port>
                </replica>
            </shard>
        </cluster_non_existent_port>

    </remote_servers>
    <macros>
        <default_cluster_macro>simple_cluster</default_cluster_macro>
    </macros>
</clickhouse>